JP4692356B2 - インクジェットヘッド - Google Patents
インクジェットヘッド Download PDFInfo
- Publication number
- JP4692356B2 JP4692356B2 JP2006097266A JP2006097266A JP4692356B2 JP 4692356 B2 JP4692356 B2 JP 4692356B2 JP 2006097266 A JP2006097266 A JP 2006097266A JP 2006097266 A JP2006097266 A JP 2006097266A JP 4692356 B2 JP4692356 B2 JP 4692356B2
- Authority
- JP
- Japan
- Prior art keywords
- ink
- flow path
- driver
- plate
- heat sink
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2/14201—Structure of print heads with piezoelectric elements
- B41J2/14209—Structure of print heads with piezoelectric elements of finger type, chamber walls consisting integrally of piezoelectric material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2/14201—Structure of print heads with piezoelectric elements
- B41J2/14209—Structure of print heads with piezoelectric elements of finger type, chamber walls consisting integrally of piezoelectric material
- B41J2002/14217—Multi layer finger type piezoelectric element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2/14201—Structure of print heads with piezoelectric elements
- B41J2/14209—Structure of print heads with piezoelectric elements of finger type, chamber walls consisting integrally of piezoelectric material
- B41J2002/14225—Finger type piezoelectric element on only one side of the chamber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2/14201—Structure of print heads with piezoelectric elements
- B41J2002/14306—Flow passage between manifold and chamber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2002/14362—Assembling elements of heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2002/14403—Structure thereof only for on-demand ink jet heads including a filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2002/14419—Manifold
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2002/14459—Matrix arrangement of the pressure chambers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2002/14491—Electrical connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2202/00—Embodiments of or processes related to ink-jet or thermal heads
- B41J2202/01—Embodiments of or processes related to ink-jet heads
- B41J2202/08—Embodiments of or processes related to ink-jet heads dealing with thermal variations, e.g. cooling
Landscapes
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
- Ink Jet (AREA)
Description
100 インクジェットヘッド
110 ヘッドカバー
120 アクチュエータユニット
140 流路ユニット
150,250 ヒートシンク(板材)
151,251 外面
152,252 内面
153,253 多孔質皮膜
155 断熱層
156 貫通孔
160 ドライバIC
162 FPC(配線部材)
162a 配線
257 凸部
Claims (6)
- インク吐出面に形成されたインク吐出口に至るインク流路を内部に有する流路ユニットと、
前記流路ユニットの一平面に固定され、前記インク流路内のインクに吐出エネルギーを付与するアクチュエータユニットと、
前記アクチュエータユニットに接続された配線及び前記配線を介して前記アクチュエータユニットにインクを吐出するための駆動信号を供給するドライバICを有する配線部材と、
前記流路ユニットの長手方向に沿って延在し、前記一平面から突出するようにして固定された2つの板材と、
前記2つの板材の前記流路ユニットとは反対側の端部に固定され、前記2つの板材及び前記流路ユニットの前記一平面とで、前記アクチュエータユニット及び前記ドライバICを取り囲みつつ内部に密閉空間を形成するカバー部材とを備えており、
前記配線部材が、前記アクチュエータユニットから前記板材に沿って配設され、且つ、前記ドライバICが前記板材の内面と対向し、
前記板材の外面が、前記内面よりも放熱性が高く、
前記板材の前記内面には、断熱層が形成されており、前記断熱層における前記ドライバICと対向する領域には前記内面を露出する貫通孔が形成されており、前記ドライバICが前記貫通孔を介して前記板材の内面と熱的に結合されていることを特徴とするインクジェットヘッド。 - 前記板材の前記外面には、前記内面から前記外面に向かう方向に突出した1以上の凸部を有していることを特徴とする請求項1に記載のインクジェットヘッド。
- 前記板材が、チタン、マグネシウム、アルミニウムのいずれか、又はそれぞれの合金からなり、
前記板材の外面には、前記板材の多孔質皮膜が形成されていることを特徴とする請求項1又は2に記載のインクジェットヘッド。 - 前記板材が、アルミニウム又はアルミニウムを含む合金からなり、
前記板材の前記外面には、黒色の陽極酸化多孔質皮膜が形成されていることを特徴とする請求項3に記載のインクジェットヘッド。 - 前記断熱層の厚みが、前記断熱層の厚み方向に関する前記ドライバICの高さ以下であることを特徴とする請求項1〜4のいずれか1項に記載のインクジェットヘッド。
- 前記断熱層が、絶縁材料からなることを特徴とする請求項1〜5のいずれか1項に記載のインクジェットヘッド。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006097266A JP4692356B2 (ja) | 2006-03-31 | 2006-03-31 | インクジェットヘッド |
US11/693,963 US7905570B2 (en) | 2006-03-31 | 2007-03-30 | Inkjet heads |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006097266A JP4692356B2 (ja) | 2006-03-31 | 2006-03-31 | インクジェットヘッド |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007268850A JP2007268850A (ja) | 2007-10-18 |
JP4692356B2 true JP4692356B2 (ja) | 2011-06-01 |
Family
ID=38604455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006097266A Active JP4692356B2 (ja) | 2006-03-31 | 2006-03-31 | インクジェットヘッド |
Country Status (2)
Country | Link |
---|---|
US (1) | US7905570B2 (ja) |
JP (1) | JP4692356B2 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5451009B2 (ja) * | 2008-08-28 | 2014-03-26 | 京セラ株式会社 | 液体吐出ヘッドおよびそれを用いた印刷装置 |
JP5391760B2 (ja) * | 2009-03-18 | 2014-01-15 | 株式会社リコー | 液滴吐出ヘッド及びそれを用いた液滴吐出装置、画像形成装置 |
JP5471892B2 (ja) * | 2010-06-29 | 2014-04-16 | ブラザー工業株式会社 | 液体吐出ヘッド及びこれを有する液体吐出装置 |
US9079409B2 (en) * | 2011-06-30 | 2015-07-14 | Jiandong Fang | Fluid ejection devices |
JP6311339B2 (ja) * | 2014-02-13 | 2018-04-18 | セイコーエプソン株式会社 | 流路構造体、液体噴射ヘッドおよび液体噴射装置 |
JP6279975B2 (ja) * | 2014-05-29 | 2018-02-14 | 京セラ株式会社 | 液体吐出ヘッド、およびそれを用いた記録装置 |
JP6386324B2 (ja) * | 2014-09-29 | 2018-09-05 | 京セラ株式会社 | インクジェットヘッド及びプリンタ |
JP6412165B2 (ja) * | 2014-12-25 | 2018-10-24 | 京セラ株式会社 | 液体吐出ヘッド、および記録装置 |
JP6859603B2 (ja) * | 2016-04-12 | 2021-04-14 | セイコーエプソン株式会社 | 液体噴射ヘッドユニット及び液体噴射装置 |
JP6848246B2 (ja) | 2016-07-27 | 2021-03-24 | ブラザー工業株式会社 | 液体吐出ヘッド |
JP6825256B2 (ja) * | 2016-07-27 | 2021-02-03 | ブラザー工業株式会社 | 液体吐出ヘッド |
JP7182943B2 (ja) | 2018-08-07 | 2022-12-05 | キヤノン株式会社 | 液体吐出ヘッド及び記録装置 |
WO2020158905A1 (ja) * | 2019-01-31 | 2020-08-06 | 京セラ株式会社 | 液体吐出ヘッドおよび記録装置 |
WO2023190923A1 (ja) * | 2022-03-30 | 2023-10-05 | 京セラ株式会社 | 液体吐出ヘッドおよび記録装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05241148A (ja) * | 1992-02-27 | 1993-09-21 | Sky Alum Co Ltd | 放熱性に優れたアルミニウム合金反射板 |
JP2002103577A (ja) * | 2000-10-04 | 2002-04-09 | Seiko Epson Corp | インクジェット記録装置 |
JP2005169839A (ja) * | 2003-12-11 | 2005-06-30 | Brother Ind Ltd | インクジェットプリンタ |
JP2005186375A (ja) * | 2003-12-25 | 2005-07-14 | Brother Ind Ltd | インクジェットヘッド |
JP2005212374A (ja) * | 2004-01-30 | 2005-08-11 | Brother Ind Ltd | インクジェットヘッド、及び、その製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4407273B2 (ja) * | 2003-12-24 | 2010-02-03 | ブラザー工業株式会社 | インクジェット記録装置 |
US7286354B2 (en) * | 2004-10-27 | 2007-10-23 | Brother Kogyo Kabushiki Kaisha | Electronic part-mounted substrate, thermal conductive member for electronic part-mounted substrate and liquid-jetting head |
-
2006
- 2006-03-31 JP JP2006097266A patent/JP4692356B2/ja active Active
-
2007
- 2007-03-30 US US11/693,963 patent/US7905570B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05241148A (ja) * | 1992-02-27 | 1993-09-21 | Sky Alum Co Ltd | 放熱性に優れたアルミニウム合金反射板 |
JP2002103577A (ja) * | 2000-10-04 | 2002-04-09 | Seiko Epson Corp | インクジェット記録装置 |
JP2005169839A (ja) * | 2003-12-11 | 2005-06-30 | Brother Ind Ltd | インクジェットプリンタ |
JP2005186375A (ja) * | 2003-12-25 | 2005-07-14 | Brother Ind Ltd | インクジェットヘッド |
JP2005212374A (ja) * | 2004-01-30 | 2005-08-11 | Brother Ind Ltd | インクジェットヘッド、及び、その製造方法 |
Also Published As
Publication number | Publication date |
---|---|
US7905570B2 (en) | 2011-03-15 |
JP2007268850A (ja) | 2007-10-18 |
US20070242109A1 (en) | 2007-10-18 |
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